Cita APA (7th ed.)

Collins, R., Armitage, J., Parish, S., Sleight, P., Peto, R., & Col, M. (2002). Randomized trial of cholesterol-lowering, and of antioxidant vitamins, in 6,000 people with diabetes mellitus.

Cita Chicago (17th ed.)

Collins, R., J. Armitage, S. Parish, P. Sleight, R. Peto, i M. Col. Randomized Trial of Cholesterol-lowering, and of Antioxidant Vitamins, in 6,000 People with Diabetes Mellitus. 2002.

Cita MLA (9th ed.)

Collins, R., et al. Randomized Trial of Cholesterol-lowering, and of Antioxidant Vitamins, in 6,000 People with Diabetes Mellitus. 2002.